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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef BASE_ANDROID_APK_ASSETS_H_ | |
| 6 #define BASE_ANDROID_APK_ASSETS_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/android/jni_android.h" | |
| 11 #include "base/files/memory_mapped_file.h" | |
| 12 #include "base/posix/global_descriptors.h" | |
| 13 | |
| 14 namespace base { | |
| 15 namespace android { | |
| 16 | |
| 17 bool RegisterApkAssets(JNIEnv* env); | |
| 18 | |
| 19 // Opens an asset (e.g. a .pak file) from the apk. | |
| 20 // Can be used from renderer process. | |
| 21 // Fails if the asset is not stored uncompressed within the .apk. | |
| 22 // Returns: The File Descriptor of the asset, or -1 upon failure. | |
| 23 // Input arguments: | |
| 24 // - |file_path|: Path to file within .apk. e.g.: assets/foo.pak | |
| 25 // Output arguments: | |
| 26 // - |region|: size & offset (in bytes) within the .apk of the asset. | |
| 27 BASE_EXPORT int OpenApkAsset( | |
| 28 const std::string& file_path, | |
| 29 base::MemoryMappedFile::Region* region); | |
| 30 | |
| 31 // Registers an uncompressed asset from within the apk with GlobalDescriptors. | |
| 32 // Returns: true in case of success, false otherwise. | |
| 33 BASE_EXPORT bool RegisterApkAssetWithGlobalDescriptors( | |
| 34 base::GlobalDescriptors::Key key, | |
| 35 const std::string& file_path); | |
| 36 | |
| 37 } // namespace android | |
| 38 } // namespace base | |
| 39 | |
| 40 #endif // BASE_ANDROID_APK_ASSETS_H_ | |
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